. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. SERGESTIDAE IN WATERS AROUND SOUTHERN AFRICA 24I. b Fig. 12. Sergestes (Sergestes) orientalis a. Carapace in lateral view; b. Maxilliped three dactylus. merit, distal four segments of about equal length. Dactylus and distal half of propodus with a fringe of short spines forming a comb-like structure, inter- spersed with single longer spines. Pereiopods four and five flattened, fifth about half length of fourth, two distal segments setose on both margins. Coxa pereiopod three in female with short hook
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. SERGESTIDAE IN WATERS AROUND SOUTHERN AFRICA 24I. b Fig. 12. Sergestes (Sergestes) orientalis a. Carapace in lateral view; b. Maxilliped three dactylus. merit, distal four segments of about equal length. Dactylus and distal half of propodus with a fringe of short spines forming a comb-like structure, inter- spersed with single longer spines. Pereiopods four and five flattened, fifth about half length of fourth, two distal segments setose on both margins. Coxa pereiopod three in female with short hooked basal protuberance, sternum with triangularly rounded flap-like operculum. Outer uropod ramus lacking spine on outer margin, latter setose for about four-fifths of its length. Telson apically acutely rounded. Petasma in male lacking lobus inermis and lobus connectens. Lobus armatus basally stout distally slender, slightly curved, with single apical hook, two large proximal hooks. Lobus terminalis elongate curved, with single apical hook, two large proximal hooks. Processus ventralis slender, elongate, unarmed. Distribution: Sargassum sea, North Atlantic, off Canaries, Azores. South African stations: A2386, A3641. Material: Carapace length (mm) <j ? 4-1 5-o 6-5 8-3 8-3 Sergestes [Sergestes) sargassi Ortmann, 1893 Fig. 14 Sergestes sargassi Ortmann, 1893: 34, pi. 3, fig. 1. Hansen. 1896: 959; 1922: 148, pi. 9, fig. 2. Sergestes (Sergestes) sargassi: Yaldwyn, 1957: 8. Kensley, 1968: 304, figs 9c, lod. 1 ic. Sergestes henseni (non Ortmann) Sund, 1920: 25, figs 44-47. Description: Rostrum hardly elevated, apically acute, anterior margin vertical. No supraorbital ridge, minute supraorbital spine present. Well-defined cervical. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum. Cape Town :
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
